Blog 2017-08-10 15:16:16 aogrand 2427The anti-mosquito effect of electric mosquito coil is good. It can be maintained for 6-8 hours. The principle of electric mosquito-repellent incense is to heat and evaporate the pyrethrum, etc., and it will be better if you drop a few drops of wind oil. Liquid electric mosquito-repellent incense is made using the principle of the wool pipette, which is the most convenient to release pesticide material continuously. According to the daily use of eight hours, a bottle of mosquito-repellent incense can be used for 30 days in a row, and the daily replacement of the electric mosquito coil can be avoided. Mosquito-repellent coils is the oldest method of natural drug repellent. As early as the southern Song dynasty, there have been the repellent incense sticks made by traditional Chinese medicine. The active ingredient in the modern mosquito coil is pyrethrin, which has the effect of killing mosquitoes. After lit mosquito-repellent incense, as the pyrethrum ester in the mosquito-repellent incense smoke comes out, spread in indoor air, make the mosquito nerve palsy, then fell to the ground and mosquitoes, scattered or escape, so as to drive out the mosquitoes. Pyrethrins can be removed from the body through metabolism, not harmful to humans. But some of the inferior mosquito-repellent incense, besides containing pyrethrin, also contains six or six six powder, realgar powder and so on, these substances have toxic even carcinogenic effect to human body. As a result, mosquito-repellent incense is best placed outdoors, such as around the home, in the doorway or in the air. Light mosquito coil incense before dark evening, the mosquito effect is the best. To this regard, when buying mosquito coils, you might as well pay attention to Arrow′s best mosquito repellent. But whether it is a mosquito coil or a liquid electric coil, it contains organic compounds that are harmful to the human body. If used in confined rooms, there may be adverse reactions. Therefore, the air circulation should be maintained when using electric mosquito coil. The best time to use electric mosquito-repellent incense is half an hour before bed. Mosquito repellent, also known as mosquito repellent, is mainly used for people outside or field work. The main ingredient of mosquito repellent is deet. It is said that applying the qualified anti-mosquito solution can prevent 99.9 percent of mosquito bites in six to eight hours. The principle is that the drug ACTS directly on the mosquito′s tactile organs and chemical receptors to repel mosquitoes. When spraying anti-mosquito liquid, avoid spilling directly on the skin of the wound or the rash. You can put it on your hands first and then apply it all over your body. It′s a bit of a hassle.
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